package chapter04.e1;

    class Animal{
        private String name;
        private int age;
        public String getName(){
            return name;
        }
        public void setName(String name){
            this.name = name;
        }
        public int getAge(){
            return age;
        }
        public void setAge(int age){
            this.age = age;
        }
    }
    class Dog extends Animal{

    }


public class Example01{
    public static void main(String[] args) {
        Dog dog = new Dog();
        dog.setName("牧羊犬");
        dog.setAge(3);
        System.out.println("名称："+dog.getName()+",年龄："+dog.getAge());
    }
}
